Home / 16,723.50-23,078.44-9,271.50

Finding the Fourth Proportional to 16,723.50, 23,078.44 and 9,271.50

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Solution

The fourth proportional to 16,723.50, 23,078.44 and 9,271.50 is: 12,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,723.50 : 23,078.44 = 9,271.50 : x
  2. Step 2: Convert to fraction form
    16,723.50/23,078.44 = 9,271.50/x
  3. Step 3: Cross multiply
    16,723.50x = 23,078.44 × 9,271.50
  4. Step 4: Simplify right side
    16,723.50x = 213,971,756.46
  5. Step 5: Solve for x
    x = 213,971,756.46/16,723.50
  6. Step 6: Final answer
    x = 12,794.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.